CA2239241C - Terminal de transmission de donnees par paquets et methode de transmission connexe - Google Patents
Terminal de transmission de donnees par paquets et methode de transmission connexe Download PDFInfo
- Publication number
- CA2239241C CA2239241C CA002239241A CA2239241A CA2239241C CA 2239241 C CA2239241 C CA 2239241C CA 002239241 A CA002239241 A CA 002239241A CA 2239241 A CA2239241 A CA 2239241A CA 2239241 C CA2239241 C CA 2239241C
- Authority
- CA
- Canada
- Prior art keywords
- satellite
- radio communication
- communication channel
- terminal
- fault state
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18578—Satellite systems for providing broadband data service to individual earth stations
- H04B7/18582—Arrangements for data linking, i.e. for data framing, for error recovery, for multiple access
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP00508798A JP3375875B2 (ja) | 1998-01-13 | 1998-01-13 | 衛星パケット端末とその送信方法 |
JP10-005087 | 1998-01-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2239241A1 CA2239241A1 (fr) | 1999-07-13 |
CA2239241C true CA2239241C (fr) | 2002-01-08 |
Family
ID=11601620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002239241A Expired - Fee Related CA2239241C (fr) | 1998-01-13 | 1998-05-29 | Terminal de transmission de donnees par paquets et methode de transmission connexe |
Country Status (3)
Country | Link |
---|---|
US (1) | US6163678A (fr) |
JP (1) | JP3375875B2 (fr) |
CA (1) | CA2239241C (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6724737B1 (en) * | 1999-06-17 | 2004-04-20 | Lockheed Martin Global Telecommunications, Inc | System for controlling communications between a terminal and satellite and method therefore |
US6842438B1 (en) * | 2000-06-26 | 2005-01-11 | Lucent Technologies Inc. | Method to dynamically determine interference and carrier-to-interference ration during TDMA calls |
WO2004030273A1 (fr) * | 2002-09-27 | 2004-04-08 | Fujitsu Limited | Procede et systeme de distribution de donnees, procede de transfert et programme |
JP2005244395A (ja) * | 2004-02-25 | 2005-09-08 | Omron Corp | 無線通信の障害予測方法および無線通信端末装置 |
KR100728220B1 (ko) * | 2005-09-29 | 2007-06-13 | 한국전자통신연구원 | 위성 관제 시스템의 고장 진단 처리 장치 및 그 방법 |
JP4750669B2 (ja) * | 2006-10-20 | 2011-08-17 | ソフトバンクモバイル株式会社 | 通信端末、通信方法、および通信プログラム |
EP2120383A4 (fr) * | 2007-01-15 | 2013-12-11 | Nec Corp | Procédé de surveillance de qualité de ligne et son circuit |
CN114172556B (zh) * | 2021-11-08 | 2022-11-25 | 浙江时空道宇科技有限公司 | 卫星网络通信方法及系统 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0683134B2 (ja) * | 1983-05-18 | 1994-10-19 | 株式会社日立製作所 | 移動無線通信方法 |
US5664104A (en) * | 1992-12-18 | 1997-09-02 | Fujitsu Limited | Transfer processor including a plurality of failure display units wherein a transfer process is prohibited if failure is indicated in a failure display unit |
JPH0946286A (ja) * | 1995-08-02 | 1997-02-14 | Fujitsu Ltd | 衛星通信地球局における送信電力制御装置 |
FI101438B (fi) * | 1996-05-21 | 1998-06-15 | Nokia Mobile Phones Ltd | Signaalin haku eräässä satelliittipuhelinjärjestelmässä |
-
1998
- 1998-01-13 JP JP00508798A patent/JP3375875B2/ja not_active Expired - Fee Related
- 1998-05-27 US US09/084,388 patent/US6163678A/en not_active Expired - Fee Related
- 1998-05-29 CA CA002239241A patent/CA2239241C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3375875B2 (ja) | 2003-02-10 |
JPH11205211A (ja) | 1999-07-30 |
CA2239241A1 (fr) | 1999-07-13 |
US6163678A (en) | 2000-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |